HASTA is one of the two ground based solar telescopes which are
part of a bilateral science program between Germany and Argentina. The
institutions involved in this program are, for Germany, the MaxPlanck
Institut für Extraterrestrische Physik (MPE) at Garching, and
the Max Planck Institut fürAeronomie (MPAe) at Lindau. For Argentina the Instituto de Astronomía y Física
del Espacio (IAFE), Buenos Aires, and
the Observatorio Astronómico Félix Aguilar (OAFA), San Juan participate.